diff options
Diffstat (limited to 'ext/date/tests/date_diff.phpt')
| -rw-r--r-- | ext/date/tests/date_diff.phpt | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/ext/date/tests/date_diff.phpt b/ext/date/tests/date_diff.phpt new file mode 100644 index 0000000..e01a94e --- /dev/null +++ b/ext/date/tests/date_diff.phpt @@ -0,0 +1,63 @@ +--TEST-- +Extensive test for date_diff(). +--SKIPIF-- +<?php +if (getenv("SKIP_SLOW_TESTS")) die("skip slow test"); +?> +--INI-- +date.timezone=UTC +--FILE-- +<?php +$ok = 0; +define( 'COUNT', 120 ); +$d0 = new DateTime('2009-11-20'); +for ( $i = 0; $i < COUNT * 12; $i++ ) +{ + $d = clone $d0; + $dates[$i] = $d->add( new DateInterval( "P{$i}D" ) ); +} + +for ( $i = 0; $i < COUNT; $i++) +{ +// echo $dates[$i]->format( "Y-m-d\n" ); + for ( $j = 0; $j < COUNT * 12; $j++) + { + $diff = date_diff( $dates[$i], $dates[$j] ); + /* + printf( "\t%s %s %3d %s\n", + $dates[$i]->format( 'Y-m-d' ), + $dates[$j]->format( 'Y-m-d' ), + $diff->format( '%a' ), + $diff->format( '%y-%m-%d' ) + ); + */ + + $current = clone $dates[$i]; + $int = new DateInterval( $diff->format( 'P%yY%mM%dD' ) ); + if ( $current > $dates[$j] ) + { + $current->sub( $int ); + } + else + { + $current->add( $int ); + } + if ( $current != $dates[$j] ) + { + echo "FAIL: ", + $dates[$i]->format( 'Y-m-d' ), " + ", + $int->format( '%y-%m-%d' ), " = ", + $current->format( 'Y-m-d' ), " (", + $dates[$j]->format( 'Y-m-d' ), ")\n"; + } + else + { + $ok++; + } + } +} + +echo $ok, "\n"; +?> +--EXPECT-- +172800 |